Rucinolithus windleyae


Classification: Mesozoic -> Nannoliths inc sedis -> Nannoliths inc sed - radiate multielement -> Rucinolithus -> Rucinolithus windleyae
Sister taxa: R. hayi, R. magnus, R. oriens, R. wisei, R. pinnatus, R. sumastrocyclus, R. windleyae, R. sp.,

Distinguishing features: 9 imbricate rays


Taxonomy:

Citation: Rucinolithus windleyae Rutledge & Bown, 1996
Rank: Species

Farinacci & Howe catalog pages: Rucinolithus windleyae *

Distinguishing features: 9 imbricate rays


Morphology remarks: Nannolith consisting of two inclined cycles of broad, petal-like elements: a wider, ?proximal cycle of about nine regularly-imbricate elements, and a ?distal cycle formed from a lesser number of irregularly-overlapping elements.

Size: 7-11┬Ám

Geological Range:
Last occurrence (top): within Early Barremian Substage (129.41-130.77Ma, top in Barremian stage). Data source: Bown et al. 1998
First occurrence (base): within Late Hauterivian Substage (130.77-133.09Ma, base in Hauterivian stage). Data source: Bown et al. 1998

Plot of occurrence data:

  • (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Rucinolithus

    References:

    Bown, P. R., Rutledge, D. C., Crux, J. A. & Gallagher, L. T. (1998). Early Cretaceous. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 86-131. gs

    Rutledge, D. & Bown, P. R. (1996). New names for old: taxonomic clarification of some Early Cretaceous nannofossil marker-species. Journal of Nannoplankton Research. 18: 53-59. gs


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    Rucinolithus windleyae compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 12-12-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=11059 Go to Archive.is to create a permanent copy of this page - citation notes



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